Mana Vault [Kaladesh Inventions] Launch a laser canon

a laser canon

and finally

Set: Crucible of War Edition: 1st Edition Finish: Cold Foil Type: Equipment Subtype: Head Rarity: Majestic Class: Mechanologist Action - Destroy Vizertronic Model i: Whenever you boost this turn

you may destroy Halo of Illumination instead

Set: Diamond & Pearl: Mysterious Treasures Type: Water Rarity: Rare Retreat cost: Colorless

Mana Vault [Kaladesh Inventions] Launch a laser canonSet: Kaladesh Inventions Type: Artifact Rarity: Mythic Cost: {1} Mana Vault doesn't untap during your untap step. At the beginning of your upkeep, you may pay {4}. If you do, untap Mana Vault. At the beginning of your draw step, if Mana Vault is tapped, it deals 1 damage to you. {T}: Add {C}{C}{C}.